Lagrangian properties of particles in turbulence
The Lagrangian description of turbulence is characterized by a unique conceptual simplicity
and by an immediate connection with the physics of dispersion and mixing. In this article, we …
and by an immediate connection with the physics of dispersion and mixing. In this article, we …
Analyzing preferential concentration and clustering of inertial particles in turbulence
Particle laden flows are of relevant interest in many industrial and natural systems. When the
carrier flow is turbulent, a striking feature is the tendency of particles denser than the fluid to …
carrier flow is turbulent, a striking feature is the tendency of particles denser than the fluid to …
Preferential concentration of heavy particles: a Voronoï analysis
We present an experimental characterization of preferential concentration and clustering of
inertial particles in a turbulent flow obtained from Voronoï diagram analysis. Several results …
inertial particles in a turbulent flow obtained from Voronoï diagram analysis. Several results …
Droplet growth in warm turbulent clouds
In this survey we consider the impact of turbulence on cloud formation from the cloud scale
to the droplet scale. We assess progress in understanding the effect of turbulence on the …
to the droplet scale. We assess progress in understanding the effect of turbulence on the …
Experimental study of inertial particles clustering and settling in homogeneous turbulence
We study experimentally the spatial distribution, settling and interaction of sub-Kolmogorov
inertial particles with homogeneous turbulence. Utilizing a zero-mean-flow air turbulence …
inertial particles with homogeneous turbulence. Utilizing a zero-mean-flow air turbulence …
Pairwise interaction extended point-particle model for a random array of monodisperse spheres
This study introduces a new point-particle force model that attempts to account for the
hydrodynamic influence of the neighbouring particles in an Eulerian–Lagrangian simulation …
hydrodynamic influence of the neighbouring particles in an Eulerian–Lagrangian simulation …
Wall accumulation and spatial localization in particle-laden wall flows
We study the two main phenomenologies associated with the transport of inertial particles in
turbulent flows, turbophoresis and small-scale clustering. Turbophoresis describes the …
turbulent flows, turbophoresis and small-scale clustering. Turbophoresis describes the …
The effect of Reynolds number on inertial particle dynamics in isotropic turbulence. Part 2. Simulations with gravitational effects
In Part 1 of this study (Ireland et al., J. Fluid Mech., vol. 796, 2016, pp. 617–658), we
analysed the motion of inertial particles in isotropic turbulence in the absence of gravity …
analysed the motion of inertial particles in isotropic turbulence in the absence of gravity …
Inertial clustering of particles in high-Reynolds-number turbulence
We report experimental evidence of spatial clustering of dense particles in homogenous,
isotropic turbulence at high Reynolds numbers. The dissipation-scale clustering becomes …
isotropic turbulence at high Reynolds numbers. The dissipation-scale clustering becomes …
Turbulent transport of material particles: an experimental study of finite size effects
We present experimental Lagrangian statistics of finite sized, neutrally bouyant, particles
transported in an isotropic turbulent flow. The particle's diameter is varied over turbulent …
transported in an isotropic turbulent flow. The particle's diameter is varied over turbulent …